Certain motherboard models developed by ASRock and its subsidiaries, ASRockRack and ASRockInd. has a Protection Mechanism Failure vulnerability. Because IOMMU was not properly enabled, unauthenticated physical attackers can use a DMA-capable PCIe device to read and write arbitrary physical memory before the OS kernel and its security features are loaded.
The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.